plot.freekt {freeknotsplines} | R Documentation |
This function plots the fit obtained using a free-knot spline.
## S3 method for class 'freekt' plot(x, xfit = x@x, linecolor = "blue", lwd = 1, lty = 1, ...)
x |
An object of class " |
xfit |
A vector of x values at which to plot the fitted values. Defaults to the x values of the data. |
linecolor |
The color of the line. Defaults to blue. |
lwd |
The line width. It is passed to the |
lty |
The line type. It is passed to the |
... |
Additional arguments to be passed to the |
A plot of the data, together with the spline estimator.
Steven Spiriti
fitted.freekt
to compute the fitted values.
x <- 0:30/30 truey <- x*sin(10*x) set.seed(10556) y <- truey + rnorm(31, 0, 0.2) xy.freekt <- freelsgen(x, y, degree = 2, numknot = 2, 555) plot.freekt(xy.freekt, xfit = 0:1000/1000)